How do I configure background transparency for KDE's terminal?

Solution 1:

I guess you mean Konsole by the KDE Terminal. Here's how to set background transparency:

  1. Click Menu Settings
  2. Click Configure Current Profile... / Edit Current Profile...
  3. Choose tab Appearance
  4. Click Edit...
    settings window
  5. Choose the background transparency you wish.
  6. Enjoy.

    transparent example screenshot